[RAILs] Pjax implementation in Rails

configuring_pjax.txt

1) add gem                                                                                          
2) create vendor directory, and download script                                                     
3) configure application.rb                                                                         
4) write js that points the trigger to the displayer                                                
5) ensure the trigger has the correct jquery selector                                               
6) ensure the displayer has the correct jquery selector  

1) add gem 
gem 'rack-pjax'

2) create vendor directory, and download script 
$ mkdir -p vendor/assets/javascripts
$ curl https://raw.github.com/defunkt/jquery-pjax/master/jquery.pjax.js > vendor/assets/javascripts/jquery.pjax.js

3) configure application.rb 
module Store
  class Application < Rails::Application 
    config.middleware.use Rack::Pjax
  end
end

4) write js that points the trigger to the displayer  
//= require jquery.pjax
$(document).pjax( '.code a', '[data-pjax-container]')

5) ensure the trigger has the correct jquery selector   
<div class="code"> 
  <%= link_to code_topic.name, :code_id => code_topic %>

6) ensure the displayer has the correct jquery selector 
<div data-pjax-container>